Mathematics
Mathematics, 10.10.2019 03:30, AaronEarlMerringer

2cos2θ−cosθ−1=0 for −180°≤θ≤180°
i don't get how it is solved

answer
Answers: 2
Show answers

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 13:30, squawk1738
What is the exact volume of the cylinder (radius 13 in., height 30 in.)
Answers: 1
continue
image
Mathematics, 21.06.2019 15:40, pum9roseslump
Evaluate the following expression 1/3^2
Answers: 1
continue
image
Mathematics, 21.06.2019 17:30, Lovergirl13
Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?
Answers: 3
continue
image
Mathematics, 21.06.2019 18:50, millernicholas622
The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x
Answers: 1
continue
Do you know the correct answer?
2cos2θ−cosθ−1=0 for −180°≤θ≤180°
i don't get how it is solved...

Questions in other subjects:

Konu
Mathematics, 31.07.2019 23:20
What is the solution to the system of linear equations? (-3,0) (-3, 3) (0, 2) (3, 1)
Konu
Mathematics, 31.07.2019 23:20
Meiko is hanging a picture-collage on her wall. the dimensions of the collage are shown in the diagram. she plans to cover the collage with smaller pictures that have the same shap...
Konu
Mathematics, 31.07.2019 23:20
Which is the equation of a parabola with a directrix at y = −3 and a focus at (5, 3)? y = 1/12 (x-5)^2 y = -1/12 (x-5)^2 y = 1/12 (x+5)^2 y = -1/12 (x--+5)...
Konu
Mathematics, 31.07.2019 23:20
Adilation has center (0, 0). find the image of each point for the given scale factor. p(−3,5); d1(p) a. (−3,5) b. (5,−3) c. (6,−2) d. (−2,6) !...
Konu
Mathematics, 31.07.2019 23:20
What is the amplitude, period, and phase shift of f(x)=-5 sin(x+2 pie)-4...
Konu
Mathematics, 31.07.2019 23:20
Acompany has developed a new type of light bulb, and wants to estimate its mean lifetime. a simple random sample of 12 bulbs had a sample mean lifetime of 673 hours with a sample s...
Konu
Business, 31.07.2019 23:20
The level of output produced when the labor market is in equilibrium iscalled: a. natural output. b. target output. c. product market equilibrium output. d. full-employment output....
Konu
Business, 31.07.2019 23:20
At december 31, folgeys coffee company reports the following results for its calendar year. cash sales $ 914,000 credit sales 314,000 its year-end unadjusted trial balance includes...
Konu
Business, 31.07.2019 23:20
General motors’s bonds have 10 years remaining to maturity. interest is paid annually, the bonds have a $ 1,000 par value, and the coupon rate is 8 percent. the bonds have a yield...
Konu
Business, 31.07.2019 23:20
Income is a variable, and financial wealth is a variable. a. stock; flow. b. flow; stock. c. stock; stock. d. flow; flow. the term investment, as used by economists, refers t...
Other tasks in the category: Mathematics More task
See results (0)